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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
commit76cb841cb886eef6b3bee341a2266c76578724ad (patch)
treef5892e5ba6cc11949952a6ce4ecbe6d516d6ce58 /arch/powerpc/boot/dts/hotfoot.dts
parentInitial commit. (diff)
downloadlinux-upstream/4.19.249.tar.xz
linux-upstream/4.19.249.zip
Adding upstream version 4.19.249.upstream/4.19.249upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r--arch/powerpc/boot/dts/hotfoot.dts296
1 files changed, 296 insertions, 0 deletions
diff --git a/arch/powerpc/boot/dts/hotfoot.dts b/arch/powerpc/boot/dts/hotfoot.dts
new file mode 100644
index 000000000..b93bf2d9d
--- /dev/null
+++ b/arch/powerpc/boot/dts/hotfoot.dts
@@ -0,0 +1,296 @@
+/*
+ * Device Tree Source for ESTeem 195E Hotfoot
+ *
+ * Copyright 2009 AbsoluteValue Systems <solomon@linux-wlan.com>
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2. This program is licensed "as is" without
+ * any warranty of any kind, whether express or implied.
+ */
+
+/dts-v1/;
+
+/ {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ model = "est,hotfoot";
+ compatible = "est,hotfoot";
+ dcr-parent = <&{/cpus/cpu@0}>;
+
+ aliases {
+ ethernet0 = &EMAC0;
+ ethernet1 = &EMAC1;
+ serial0 = &UART0;
+ serial1 = &UART1;
+ };
+
+ cpus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ cpu@0 {
+ device_type = "cpu";
+ model = "PowerPC,405EP";
+ reg = <0x00000000>;
+ clock-frequency = <0>; /* Filled in by zImage */
+ timebase-frequency = <0>; /* Filled in by zImage */
+ i-cache-line-size = <0x20>;
+ d-cache-line-size = <0x20>;
+ i-cache-size = <0x4000>;
+ d-cache-size = <0x4000>;
+ dcr-controller;
+ dcr-access-method = "native";
+ };
+ };
+
+ memory {
+ device_type = "memory";
+ reg = <0x00000000 0x00000000>; /* Filled in by zImage */
+ };
+
+ UIC0: interrupt-controller {
+ compatible = "ibm,uic";
+ interrupt-controller;
+ cell-index = <0>;
+ dcr-reg = <0x0c0 0x009>;
+ #address-cells = <0>;
+ #size-cells = <0>;
+ #interrupt-cells = <2>;
+ };
+
+ plb {
+ compatible = "ibm,plb3";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+ clock-frequency = <0>; /* Filled in by zImage */
+
+ SDRAM0: memory-controller {
+ compatible = "ibm,sdram-405ep";
+ dcr-reg = <0x010 0x002>;
+ };
+
+ MAL: mcmal {
+ compatible = "ibm,mcmal-405ep", "ibm,mcmal";
+ dcr-reg = <0x180 0x062>;
+ num-tx-chans = <4>;
+ num-rx-chans = <2>;
+ interrupt-parent = <&UIC0>;
+ interrupts = <
+ 0xb 0x4 /* TXEOB */
+ 0xc 0x4 /* RXEOB */
+ 0xa 0x4 /* SERR */
+ 0xd 0x4 /* TXDE */
+ 0xe 0x4 /* RXDE */>;
+ };
+
+ POB0: opb {
+ compatible = "ibm,opb-405ep", "ibm,opb";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0xef600000 0xef600000 0x00a00000>;
+ dcr-reg = <0x0a0 0x005>;
+ clock-frequency = <0>; /* Filled in by zImage */
+
+ /* Hotfoot has UART0/UART1 swapped */
+
+ UART0: serial@ef600400 {
+ device_type = "serial";
+ compatible = "ns16550";
+ reg = <0xef600400 0x00000008>;
+ virtual-reg = <0xef600400>;
+ clock-frequency = <0>; /* Filled in by zImage */
+ current-speed = <0x9600>;
+ interrupt-parent = <&UIC0>;
+ interrupts = <0x1 0x4>;
+ };
+
+ UART1: serial@ef600300 {
+ device_type = "serial";
+ compatible = "ns16550";
+ reg = <0xef600300 0x00000008>;
+ virtual-reg = <0xef600300>;
+ clock-frequency = <0>; /* Filled in by zImage */
+ current-speed = <0x9600>;
+ interrupt-parent = <&UIC0>;
+ interrupts = <0x0 0x4>;
+ };
+
+ IIC: i2c@ef600500 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "ibm,iic-405ep", "ibm,iic";
+ reg = <0xef600500 0x00000011>;
+ interrupt-parent = <&UIC0>;
+ interrupts = <0x2 0x4>;
+
+ rtc@68 {
+ /* Actually a DS1339 */
+ compatible = "dallas,ds1307";
+ reg = <0x68>;
+ };
+
+ temp@4a {
+ /* Not present on all boards */
+ compatible = "national,lm75";
+ reg = <0x4a>;
+ };
+ };
+
+ GPIO: gpio@ef600700 {
+ #gpio-cells = <2>;
+ compatible = "ibm,ppc4xx-gpio";
+ reg = <0xef600700 0x00000020>;
+ gpio-controller;
+ };
+
+ gpio-leds {
+ compatible = "gpio-leds";
+ status {
+ label = "Status";
+ gpios = <&GPIO 1 0>;
+ };
+ radiorx {
+ label = "Rx";
+ gpios = <&GPIO 0xe 0>;
+ };
+ };
+
+ EMAC0: ethernet@ef600800 {
+ linux,network-index = <0x0>;
+ device_type = "network";
+ compatible = "ibm,emac-405ep", "ibm,emac";
+ interrupt-parent = <&UIC0>;
+ interrupts = <
+ 0xf 0x4 /* Ethernet */
+ 0x9 0x4 /* Ethernet Wake Up */>;
+ local-mac-address = [000000000000]; /* Filled in by zImage */
+ reg = <0xef600800 0x00000070>;
+ mal-device = <&MAL>;
+ mal-tx-channel = <0>;
+ mal-rx-channel = <0>;
+ cell-index = <0>;
+ max-frame-size = <0x5dc>;
+ rx-fifo-size = <0x1000>;
+ tx-fifo-size = <0x800>;
+ phy-mode = "mii";
+ phy-map = <0x00000000>;
+ };
+
+ EMAC1: ethernet@ef600900 {
+ linux,network-index = <0x1>;
+ device_type = "network";
+ compatible = "ibm,emac-405ep", "ibm,emac";
+ interrupt-parent = <&UIC0>;
+ interrupts = <
+ 0x11 0x4 /* Ethernet */
+ 0x9 0x4 /* Ethernet Wake Up */>;
+ local-mac-address = [000000000000]; /* Filled in by zImage */
+ reg = <0xef600900 0x00000070>;
+ mal-device = <&MAL>;
+ mal-tx-channel = <2>;
+ mal-rx-channel = <1>;
+ cell-index = <1>;
+ max-frame-size = <0x5dc>;
+ rx-fifo-size = <0x1000>;
+ tx-fifo-size = <0x800>;
+ mdio-device = <&EMAC0>;
+ phy-mode = "mii";
+ phy-map = <0x0000001>;
+ };
+ };
+
+ EBC0: ebc {
+ compatible = "ibm,ebc-405ep", "ibm,ebc";
+ dcr-reg = <0x012 0x002>;
+ #address-cells = <2>;
+ #size-cells = <1>;
+
+ /* The ranges property is supplied by the bootwrapper
+ * and is based on the firmware's configuration of the
+ * EBC bridge
+ */
+ clock-frequency = <0>; /* Filled in by zImage */
+
+ nor_flash@0 {
+ compatible = "cfi-flash";
+ bank-width = <2>;
+ reg = <0x0 0xff800000 0x00800000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ /* This mapping is for the 8M flash
+ 4M flash has all ofssets -= 4M,
+ and FeatFS partition is not present */
+ partition@0 {
+ label = "Bootloader";
+ reg = <0x7c0000 0x40000>;
+ /* read-only; */
+ };
+ partition@1 {
+ label = "Env_and_Config_Primary";
+ reg = <0x400000 0x10000>;
+ };
+ partition@2 {
+ label = "Kernel";
+ reg = <0x420000 0x100000>;
+ };
+ partition@3 {
+ label = "Filesystem";
+ reg = <0x520000 0x2a0000>;
+ };
+ partition@4 {
+ label = "Env_and_Config_Secondary";
+ reg = <0x410000 0x10000>;
+ };
+ partition@5 {
+ label = "FeatFS";
+ reg = <0x000000 0x400000>;
+ };
+ partition@6 {
+ label = "Bootloader_Env";
+ reg = <0x7d0000 0x10000>;
+ };
+ };
+ };
+
+ PCI0: pci@ec000000 {
+ device_type = "pci";
+ #interrupt-cells = <1>;
+ #size-cells = <2>;
+ #address-cells = <3>;
+ compatible = "ibm,plb405ep-pci", "ibm,plb-pci";
+ primary;
+ reg = <0xeec00000 0x00000008 /* Config space access */
+ 0xeed80000 0x00000004 /* IACK */
+ 0xeed80000 0x00000004 /* Special cycle */
+ 0xef480000 0x00000040>; /* Internal registers */
+
+ /* Outbound ranges, one memory and one IO,
+ * later cannot be changed. Chip supports a second
+ * IO range but we don't use it for now
+ */
+ ranges = <0x02000000 0x00000000 0x80000000 0x80000000 0x00000000 0x20000000
+ 0x01000000 0x00000000 0x00000000 0xe8000000 0x00000000 0x00010000>;
+
+ /* Inbound 2GB range starting at 0 */
+ dma-ranges = <0x42000000 0x0 0x0 0x0 0x0 0x80000000>;
+
+ interrupt-parent = <&UIC0>;
+ interrupt-map-mask = <0xf800 0x0 0x0 0x7>;
+ interrupt-map = <
+ /* IDSEL 3 -- slot1 (optional) 27/29 A/B IRQ2/4 */
+ 0x1800 0x0 0x0 0x1 &UIC0 0x1b 0x8
+ 0x1800 0x0 0x0 0x2 &UIC0 0x1d 0x8
+
+ /* IDSEL 4 -- slot0, 26/28 A/B IRQ1/3 */
+ 0x2000 0x0 0x0 0x1 &UIC0 0x1a 0x8
+ 0x2000 0x0 0x0 0x2 &UIC0 0x1c 0x8
+ >;
+ };
+ };
+
+ chosen {
+ stdout-path = &UART0;
+ };
+};